Changing javagiac.dll's to the latest version in desktop/kickstart.xml

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30310 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Changing giac.js to the latest version in web/kickstart.xml

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30311 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3883 AnimationStepModel applied to desktop but has bugs

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30312 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3808 Fix for Length[(1,2)]

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30313 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e